/* This file is part of the Palabos library.
 *
 * The Palabos softare is developed since 2011 by FlowKit-Numeca Group Sarl
 * (Switzerland) and the University of Geneva (Switzerland), which jointly
 * own the IP rights for most of the code base. Since October 2019, the
 * Palabos project is maintained by the University of Geneva and accepts
 * source code contributions from the community.
 *
 * Contact:
 * Jonas Latt
 * Computer Science Department
 * University of Geneva
 * 7 Route de Drize
 * 1227 Carouge, Switzerland
 * jonas.latt@unige.ch
 *
 * The most recent release of Palabos can be downloaded at
 * <https://palabos.unige.ch/>
 *
 * The library Palabos is free software: you can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * The library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "core/multiBlockIdentifiers2D.h"

#include "core/util.h"

namespace plb {

namespace meta {

MultiBlockRegistration2D::~MultiBlockRegistration2D()
{
    Str_str_str_gen_map::iterator it1 = generators.begin();
    for (; it1 != generators.end(); ++it1) {
        Str_str_gen_map::iterator it2 = it1->second.begin();
        for (; it2 != it1->second.end(); ++it2) {
            Str_gen_map::iterator it3 = it2->second.begin();
            for (; it3 != it2->second.end(); ++it3) {
                delete it3->second;
            }
        }
    }
}

int MultiBlockRegistration2D::announce(
    std::string T_name, std::string Descriptor_name, std::string nameOfMultiBlock,
    MultiBlockGenerator2D *generator)
{
    if (Descriptor_name == "") {
        Descriptor_name = "NA";
    }
    Str_gen_map::iterator it = generators[T_name][Descriptor_name].find(nameOfMultiBlock);
    if (it != generators[T_name][Descriptor_name].end()) {
        delete it->second;
    }
    generators[T_name][Descriptor_name][nameOfMultiBlock] = generator;
    return numRegistered++;
}

MultiBlock2D *MultiBlockRegistration2D::generate(
    std::string T_name, std::string Descriptor_name, std::string nameOfMultiBlock,
    MultiBlockManagement2D const &manager, plint nDim)
{
    if (Descriptor_name == "") {
        Descriptor_name = "NA";
    }
    Str_str_str_gen_map::iterator it1 = generators.find(T_name);
    if (it1 == generators.end()) {
        return 0;
    }
    Str_str_gen_map::iterator it2 = it1->second.find(Descriptor_name);
    if (it2 == it1->second.end()) {
        return 0;
    }
    Str_gen_map::iterator it3 = it2->second.find(nameOfMultiBlock);
    if (it3 == it2->second.end()) {
        return 0;
    } else {
        return it3->second->generate(manager, nDim);
    }
}

MultiBlockRegistration2D &multiBlockRegistration2D()
{
    static MultiBlockRegistration2D instance;
    return instance;
}

}  // namespace meta

}  // namespace plb
